changing access modifiers to allow extendability (#639)

Author: erikahlswede

handlebars-springmvc/src/main/java/com/github/jknack/handlebars/springmvc/HandlebarsView.java

@@ -83,7 +83,7 @@ public boolean checkResource(final Locale locale) {
    *
    * @param template The compiled template. Required.
    */
-  void setTemplate(final Template template) {
+  public void setTemplate(final Template template) {
     this.template = requireNonNull(template, "A handlebars template is required.");
   }
 
@@ -92,7 +92,7 @@ void setTemplate(final Template template) {
    *
    * @param valueResolvers The value resolvers. Required.
    */
-  void setValueResolver(final ValueResolver... valueResolvers) {
+  public void setValueResolver(final ValueResolver... valueResolvers) {
     this.valueResolvers = requireNonNull(valueResolvers,
         "At least one value-resolver must be present.");
   }

handlebars-springmvc/src/main/java/com/github/jknack/handlebars/springmvc/HandlebarsViewResolver.java

@@ -328,6 +328,13 @@ public Handlebars getHandlebars() {
     return handlebars;
   }
 
+  /**
+   * @return The array of resolvers.
+   */
+  protected ValueResolver[] getValueResolvers() {
+    return this.valueResolvers;
+  }
+
   /**
    * Set the value resolvers.
    *